REPAIR MAINTENANCE OF EXTERNAL WATER SUPPLY INSTALLATION AND FIRE PUMP HOUSE UG SUMPS INCLUDING FIRE HYDRANT SYSTEM AT SITE E AND AMADALLI TOWNSHIP UNDER GE SB KARWAR

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth and getting out in soft / loose soil for laying/taking out GI pipe line all as specified and directed.

Returning filling in including spreading levelling watering and well ramming in layer not exceeding 25 cm in soft/loose soil all as specified and directed.

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as specified and directed.

Taking out old unserviceable GI tubing with all fittings from trenches, walls, floors etc of following sizes all as directed:

(a) 50mm bore

(b) 40mm bore

(c) 32mm bore

(d) 25mm bore

(e) 20 mm bore

Laying only in new or old position in wall, ceiling, floor GI tubing obtained from item No 4.00 herein above including cleaning of pipe and new fittings such as bends, elbows, tees etc all as directed by Engineer-in-charge:

(a) 50 mm bore

(b) 40 mm bore

(c) 32 mm bore

(d) 25 mm bore

(e) 20 mm bore NOTE: Fittings required shall be provided by the contractor. Unit rate quoted shall be deemed to be included for the same.

Laying only in new or old position in trenches GI tubing obtained from item No 4.00 herein before including cleaning of pipe and new fittings such as bends, elbwos, tees etc all as directed by Engineer-in-charge:

(a) 50mm bore

(b) 40mm bore

(c) 32mm bore

(d) 25 mm bore

(e) 20 mm bore

Supply and fixing in repairs tubes 'medium grade' galvanised with all fittings and fixed complete laid in trenches all as specified and directed of following sizes:

(a) 50mm bore

(b) 40mm bore

(c) 32mm bore

(d) 25mm bore

(e) 20mm bore

Supply and fixing in repairs tubes 'medium grade' galvanised with all fittings and fixed complete to walls & ceilings or laid in floor all as specified and directed of following sizes:

(a) 50mm bore

(b) 40mm bore

(c) 32 mm bore

(d) 25mm bore

(e) 20mm bore

Supply and fix in repairs Gun metal gate valve ISI marked with iron wheel head screwed both ends for iron/ GI pipe of the following sizes all as specified and directed

(a) 50 mm bore

(b) 40 mm bore

(c) 32 mm bore

(d) 25 mm bore

(e) 20 mm bore

Supply and fix in repairs ball valve set high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe of 25 mm bore.

Supply and fix in repairs ball valve set high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe of 20 mm bore.

M & L for removing all scale and dirt, etc. from PVC tanks and from mouths of circulating pipes etc and cleaning tank by using sodium hyphochloride gel to remove bacteria etc including cost of writing letters "Tank cleaned on (____ Date)" using synthetic enamel paint out side the tank of PVC water tanks 500 litres capacity completed all as directed.

All as per Item 12.00 herein before but of capacity 1000 ltr.

All as per Item 12.00 here in before but of capacity 2000 ltr.

All as per Item 12.00 here in before but of capacity 5000 ltr.

S & F in repairs PVC water tank cover of existing make suitable for 500 / 1000 litre capacity with PVC hinges, bolts & locking arrangement etc complete all as specified and directed.

Supply and fix in repairs rotational moulded polythyne water storage tank of capacity 500 litres double layered, ISI marked (cylindirical vertical with closed top) hoisted and fixed in position all as specified and directed.

Supply and fix in repairs rotational moulded polythyne water storage tank of capacity 1000 litres, double layered, ISI marked (cylindirical vertical with closed top) hoisted and fixed in position all as specified and directed.

Supply and fix in repairs rotational moulded polythyne water storage tank of capacity 2000 litres , double layered, ISI marked (cylindirical vertical with closed top) hoisted and fixed in position all as specified and directed.

M & L for repairs to sluice valves of size 100 mm by taking out defective spindle, repairing the same in lathe by grinding, turning, cutting to make fresh grooves and refix the same in its original position and testing for leakage all as specified and directed.

M & L for repairs to sluice valves of size 200 mm by taking out defective spindle, repairing the same in lathe by grinding, turning, cutting to make fresh grooves and refix the same in its original position and testing for leakage all as specified and directed.

M & L for repair to fire hydrants of size 100 mm dia and shifting at civil workshop by transport, opening up the defective valves and taking out spindle and gate from hydrant valve and removing the old threads by grinding and making new threads by brass welding,turning & polishing to the spindle at civil workshop on grinding machine as per original threads and refixing the same at position and testing complete all as specified and directed.

M & L for replacing the old gland packing of fire hydrant valves and placing new gland packing complete all as specified and directed.

Supply and fix in repair spindle wheel of fire hydrants complete all as specified and directed.

Servicing of monoblock / split casing centrifugal type pump set by removing & dismantling pump and connected pipes & electrical connections etc and replacing of unservicable parts with new gland packing set, gun metal bushes, bearing, water seal packing complete cleaning of impeller, greasing etc reassembling and refixing in original position complete with packing and necessary nuts and bolts etc including testing for smooth functioning etc all as specified and as directed for following capacity:

(a) Main fire water pump at NAD / MTP area of capacity 273 cum/hr.

(b) Diesel driven pump at MTP / NAD area of capacity 273 cum/hr.

(c) Clarifier drinking pump of capacity 200 cum/hr vertical turbine type.

(d) Jockey / Drinking water pump at NAD / MTP area of capacity 30 cum/hr

M & L for taking down, transportation to workshop, dismantling electric motor of any make three phase 415 Volts, opening the motor, cutting / removing the existing burnt winding and rewinding using super enamelled coppr wire of suitable gauge to match with the existing winding including varnishing & drying and reassmbling the motor, connecting with pumpset with proper alignment and testing complete all as specified and directed of follwing capacities:

M & L for cleaning of RCC Ground level reservoir of Fire pump house of 2 x 350 cum (7,00,000.00 litres) capacity including mouths of connected pipes etc by dewatering the sumps by using a portable pumpset of suitable capacity, removing all sludge/ mud/ dirt etc manually, pouring fresh water in sump through another pumpset, rinsing and dewatering the sumps including removing sludge/ dirt particle manually, wash the sump using fresh water mixed with sodium hypochlorite & drain out water by a pumpset and finally applying one coat of antibacterial sodium hypochlorite solution to inner surface & writing date of cleaning complete all as specified and directed.

M & L for cleaning of RCC overhead tank reservoirs of fire/ drinking water at NAD/ MTP area of 3,00,000 litres capacity including mouths of connected pipes etc by dewatering the sumps by using a portable pumpset of suitable capacity, removing all sludge/ mud/ dirt etc manually, pouring fresh water in sump through another pumpset, rinsing and dewatering the sumps including removing sludge/ dirt particle manually, wash the sump using fresh water mixed with sodium hypochlorite & drain out water by a pumpset and finally applying one coat of antibacterial sodium hypochlorite solution to inner surface & writing date of cleaning complete all as specified and directed.

M & L for cleaning of RCC static water tank of 275 cum (2,75,000 litres) capacity including mouths of connected pipes etc by dewatering the sumps by using a portable pumpset of suitable capacity, removing all sludge/ mud/ dirt etc manually, pouring fresh water in sump through another pumpset, rinsing and dewatering the sumps including removing sludge/ dirt particle manually, wash the sump using fresh water mixed with sodium hypochlorite & drain out water by a pumpset and finally applying one coat of antibacterial sodium hypochlorite solution to inner surface & writing date of cleaning complete all as specified and directed.

M & L for cleaning RCC Ground level reservoirs/ Hill top reservoir at Amdalli of following capacities including mouths of connected pipes etc by dewatering the reservoirs by using a portable pumpset of suitable capacity, removing all sludge/ mud/ dirt etc manually, pouring fresh water in sump through another pumpset, rinsing and dewatering the sumps including removing sludge/ dirt particle manually, wash the sump using fresh water mixed with sodium hypochlorite & drain out water by a pumpset and finally applying one coat of antibacterial sodium hypochlorite solution to inner surface & writing details of cleaning in prescribed format complete all as specified and directed.

(a) 18,00,000 litres (2 x 9,00,000 ltrs)

(b) 3,00,000 litres

M & L for preparation of old decorated surfaces, filling cavities with filler and applying one coat of synthetic enamel paint as per colour code with spray machine on surfaces of Drinking water pump house at Amdalli comprising of pressure sand filters, air compressors, motor, Pump, water pipe lines etc including indication markings all as specified and directed.

Servicing of monoblock/ split casing centrifugal type pump set by removing & dismantling pump and connected pipes & electrical connections etc and replacing of unservicable parts with new gland packing set ,gun metal bushes ,bearing ,water seal packing complete cleaning of impellor ,greasing etc reassembling and refixing in original position complete with packing and necessary nut and bolts etc including testing for smooth functioning etc for follwing capacity.

(a) Drinking water pumps for MTP area of capacity 75 cum/hr.

(b) Drinking water pumps for NAD area of capacity 50 cum/hr.

(c) Sump pumps at MTP/NAD area of capacity 10 cum/hr.

S & F in repair cast iron butterfly valve of size 200 mm including checking for any leakages all as specified and directed.

S & F in repair cast iron butterfly valve of size 150 mm including checking for any leakages all as specified and directed.

S & F in repair cast iron butterfly valve of size 50 mm including checking for any leakages all as specified and directed.

M & L for repair to unservicable starter of capacity 30 HP by disconnecting it from the main panel, transporting it to workshop, making arrangement for new copper lugs, new contactor, switch fuses, replacement of old wiring wih new one all as specified and directed by Engineer in charge .

sanjay prabhu

ANKIT SHIP REPAIRERS AND SUPPLIERS

M/s. Prakash Engineers Contractors and Suppliers

K.G.SHANKER

Bidder Name

K.G.SHANKER

sanjay prabhu

ANKIT SHIP REPAIRERS AND SUPPLIERS

M/s. Prakash Engineers Contractors and Suppliers

M/S VERNEKAR AGENCIES